悬索桥正装分析时,总是出现问题,比如在一次安装全部吊杆过程中,出现不收敛,无法继续运算,个人认为是否9 Z/ V$ Z0 ?' \; Z
是在一次安装吊杆后需要在吊杆下节点增添约束??
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在分开安装吊杆和钢箱梁时,前面可以运算,在计算到第39段梁时出现跨中吊杆不收敛,3 F. F, E* a! f4 f3 m% u; S
CONSTRUCTION STEP NO. : 42 / 53 STAGE NO : 42 STEP NO : 1/ j$ s1 g1 X, h5 ^# _
ENTRY PHASE FOR RENUMBERING. ^! x2 S% n5 ^6 Y
ENTRY NUMBERING_EQN
, S0 b3 Y# N1 y* S9 @7 ~; X: DENTRY FORM_STIFF_MASS_LOAD
0 r0 O! g+ @0 `: WTHE INDIVIDUAL ELEMENT STIFFNESS AND LOAD MATRICES WILL NOW BE FORMED.
4 |: z0 s: ]! u) X) B, o, Z ELEMENT NO. : 618 OF 684! T' T7 T, p: x+ `
ENTRY SOLUTION PHASE
! T' S8 _+ t' j0 k0 r0 O' a. hNONLINEAR STATIC LOADCASE : 1$ H4 ~2 m1 S/ ?* W K
INCREMENT NO. : 1 ITERATION NO. : 1 DISPL. NORM : 0.100E+01
4 c/ |- |" p0 f4 @3 l; jINCREMENT NO. : 1 ITERATION NO. : 2 DISPL. NORM : 0.306E+02
/ N. h6 u8 O6 |) AINCREMENT NO. : 1 ITERATION NO. : 3 DISPL. NORM : 0.915E+00
- J9 \" u) {; ~. n9 e+ f3 i/ vINCREMENT NO. : 1 ITERATION NO. : 4 DISPL. NORM : 0.102E+01
4 w3 h+ k1 Q, G, o- r* v( Y" SINCREMENT NO. : 1 ITERATION NO. : 5 DISPL. NORM : 0.879E+002 ^, V7 i* y) [- T- T
INCREMENT NO. : 1 ITERATION NO. : 6 DISPL. NORM : 0.742E+00* ^; q9 M2 P, w4 {- |) v
INCREMENT NO. : 1 ITERATION NO. : 7 DISPL. NORM : 0.766E+00" z8 U: X$ o& v- E) f8 N
INCREMENT NO. : 1 ITERATION NO. : 8 DISPL. NORM : 0.892E+004 n5 i N7 Z) A) K, l. A# F
INCREMENT NO. : 1 ITERATION NO. : 9 DISPL. NORM : 0.997E+00; P) R/ S5 n. d8 U; z
CABLE ELEMENT CONVERGENCE FAILURE 493 CHANGE ELEMENT TYPE CABLE -> TRUSS/ O! q0 \# }' E
分析信息如上;遇到这样的情况该如何处理??3 g; @8 v; t; o' y
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另外,请教各位大神,可以使用midas做钢箱梁焊接时机及焊接顺序的研究吗??
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